Everything you need to understand or teach I'm Not Who You Think I Am by Peg Kehret.
I'm Not Who You Think I Am, published in 1999, is a suspense novel in which Ginger Shaw, a thirteen-year-old, is stalked by a strange woman who claims to be her biological mother. Ginger, whose parents have always entertained her with stories of her birth, had never before considered the possibility of being adopted. However, the woman's persistence causes Ginger to doubt her own identity and, finally, to fear for her life. The novel's...